McNear Park Weather Forecast

    • 50
    • 56

    Rain

    • 47
    • 56

    Rain

    • 48
    • 54

    Rain

    • 45
    • 51

    Rain

    • 38
    • 52

    Rain Likely

    • 37
    • 52

    Partly Sunny

Today 22 Dec North Bay Interior Valleys

Patchy dense fog in the morning. Rain likely in the Morning, then rain in the afternoon. Highs in the 50s. Southwest Winds 10 to 15 Mph with Gusts to around 30 Mph.

Tonight 22 Dec North Bay Interior Valleys

Patchy fog. Rain. Lows in the 40s to mid 50s. Northwest Winds up to 5 Mph increasing to southeast 10 to 15 Mph after midnight.

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McNear Park Temperature Statistics

December Temperature

Petaluma Municipal Airport (2.5 miles)

  • Lowest 4 December, 2025

    33.8 °F

  • Average December

    44.5 °F

  • Highest 3 December, 2025

    66.2 °F

Climate (2020–Present)

Petaluma Municipal Airport (2.5 miles)

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  • Average Low 2020–2025

    44.6 °F

  • Average 2020–2025

    55.1 °F

  • Average High 2020–2025

    68.6 °F
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